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Difficulty: HardMotorway Signals and Reflective Studs

You are driving on a motorway at night and approach an area where roadworks have temporarily altered the layout of the lanes. What colour of reflective studs is used to mark these temporary lane changes and contraflow boundaries?

  1. A
    Amber
  2. B
    Green
  3. Green/yellowAnswer
  4. D
    White

Answer

Green/yellow reflective studs are used to indicate temporary alterations to lane layouts and contraflow systems at roadworks.
Green/yellow (fluorescent green/yellow) reflective road studs are deployed at roadworks and contraflow systems to clearly mark temporary adjustments to lanes and guide drivers safely through altered traffic paths.

Step-by-Step Solution

1
Identify the road condition and context specified in the question
The driver is navigating a motorway section where maintenance and roadworks have temporarily modified lane alignments
Standard road stud colours mark permanent carriageway features, whereas temporary layouts require distinct visual warning
2
Apply the official UK Highway Code reflective stud colour coding rules
Green/yellow studs indicate temporary lane changes at roadworks, distinguishing them from standard white, red, amber, and green studs
Fluorescent green/yellow studs alert drivers to unusual road alignments and guide vehicles safely through contraflow systems

Key Concept

Motorway reflective stud colour coding for temporary roadworks and contraflows
Estimated Time:45s
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Topics

Motorway Signals and Reflective Studs

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